From Executive Summary
Section 4 – Emergency Department and Hospital Marijuana-Related Admissions:
The yearly rate of emergency department visits related to marijuana increased 35 percent after the legalization of recreational marijuana (2011-2012 vs. 2013-2015).
Number of hospitalizations related to marijuana:
2011 – 6,305
2012 – 6,715
2013 – 8,272
2014 – 11,439
Jan-Sept 2015 – 10,901
The yearly number of marijuana-related hospitalizations increased 72 percent after the legalization of recreational marijuana (2009-2012 vs. 2013-2015).